1.Connect your system with modem/Mobile with APN airtelgprs.com2.Download The Attachment of Trick (if downloaded all ready then go to next step).2.Install Nmdvpn and Put configs(or exact) Here (C:program FilesNMDVPNconfig) in your system location3.Windows 7 and Windows 8 Users RUN NMD VPN as the Administrator.4.Just Connect and Enjoy.